Home / 89,727,842.88-123,865,757.28-52,552,964.16

Finding the Fourth Proportional to 89,727,842.88, 123,865,757.28 and 52,552,964.16

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Solution

The fourth proportional to 89,727,842.88, 123,865,757.28 and 52,552,964.16 is: 72,547,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,727,842.88 : 123,865,757.28 = 52,552,964.16 : x
  2. Step 2: Convert to fraction form
    89,727,842.88/123,865,757.28 = 52,552,964.16/x
  3. Step 3: Cross multiply
    89,727,842.88x = 123,865,757.28 × 52,552,964.16
  4. Step 4: Simplify right side
    89,727,842.88x = 6,509,512,702,987,099
  5. Step 5: Solve for x
    x = 6,509,512,702,987,099/89,727,842.88
  6. Step 6: Final answer
    x = 72,547,299.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.